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7-30V Modbus-Rtu 8 Channel Relay Module For RS485 TTL UART Relay Module Switch Board 8 Way Output Input For Arduino
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Onboard mature and stable STM8S103K3T6 MCU and MAX485 level conversion chipCommunication protocol: support standard Modbus RTU protocolCommunication interface: TTL UART interface supporting RS485/5V levelCommunication baud rate: 4800/9600/19200, default 9600bps, support power-off saveOptocoupler input signal range: DC3.3-30V (this input cannot be used for relay control)Output signal: relay switch signal, support manual, flash word, flash mode, flash off/flashThe base number of the interruption delay is 0.1S, and the maximum flash word/flash time can be set to OxFFFF*0.1S=6553.5SDevice address: range 1-255, default 255, support power-off saveThe baud rate, input signal, relay status, and device address can be read using software/commandsThere are 8 5V, 10A/250V AC 10A/30V DC relays onboard, which can be continuously closed for 10 times, with diode effusion protection, and short response timeOn-board relay switch indicatorReserve the STM8 SWIM program programming port to support customers' secondary development and download their own firmwarePower supply voltage: DC7-30V, using 5.08mm terminal power supply 8-channel Modbus relay moduleThe 8-way Modbus relay module is equipped with a mature and stable 8-bit MCU and RS485 level communication chip. Using standard MODBUS RTU format RS485 communication protocol, it can realize 8 input signal detection and 8 relay output, which can be used for digital quantity detection or power control occasions.Colour: blueMaterial: plasticSize: 143 x 79.8mmPackage Contents:1 x 8 Channel Relay ModuleOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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Payment: 1) We accept Alipay, West Union, TT. All major credit cards are accepted through the secure payment processor ESCROW. 2 If you can not pay immediately after closing the auction, wait a few minutes and try again. Payments must be completed in 3 days. Shipment: 1) Worldwide Shipping (Except some countries and APO / FPO) DHL UPS TNT FEDEX takes 3 to 7 days, EMS takes 8 to 12 days. Postal air mail takes 2 to 8 weeks. But all depend on the country delivered. 2) The transit time of the service is provided by the carrier and excludes weekends and holidays. Transit times may vary, especially during the holiday season. Feedback: 1) Buyer's early confirmation will be greatly appreciated after receiving the items. 2) Since your comments are very important for the development of our business, we sincerely invite you to leave us a positive comment if you are satisfied with our product and service. 3) Contact us before leaving a negative or neutral comment. We will work with you to solve any problem. Thanks for your understanding!Note: 1. Due to the difference between different monitors, the image may not reflect the actual color of the item. We guarantee that the style is the same as shown in the images, but not the same performance in different bodies than in the model. 2. Compare the detail sizes with yours, there may be differences of 2-4 cm due to the manual measurement of the clothes, thanks to all the measures in cm and ten cm in cm 1 cm = 0.39 inches Payment: 1) We accept Alipay, West Union, TT. All major credit cards are accepted through the secure payment processor ESCROW. 2 If you can not pay immediately after closing the auction, wait a few minutes and try again. Payments must be completed in 3 days. Shipment: 1) Worldwide Shipping (Except some countries and APO / FPO) DHL UPS TNT FEDEX takes 3 to 7 days, EMS takes 8 to 12 days. Postal air mail takes 2 to 8 weeks. But all depend on the country delivered. 2) The transit time of the service is provided by the carrier and excludes weekends and holidays. Transit times may vary, especially during the holiday season. Feedback: 1) Buyer's early confirmation will be greatly appreciated after receiving the items. 2) Since your comments are very important for the development of our business, we sincerely invite you to leave us a positive comment if you are satisfied with our product and service. 3) Contact us before leaving a negative or neutral comment. We will work with you to solve any problem. Thanks for your understanding!
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